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RSB [31]
3 years ago
11

What is the value of the expression 8−2 ? 64 116 164 −16

Mathematics
1 answer:
GenaCL600 [577]3 years ago
3 0

Any number to the power of a negative integer will be 1 over that number with the absolute value of the power, so it looks like this:

x^{-2} = \frac{-1}{x^{2}}

Therefore, you just need to 8² which is 64, and then do 1 over that (1/64) because it's a negative power.

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Determine the intercepts of the line.<br> y-6= 4( + 5)<br> y-intercept:<br> z-intercept
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Answer:

  1. (0, 26)
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Step-by-step explanation:

Turn the equation into slope-intercept form [ y = mx + b ].

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y - 6 = 4x + 20

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Let a, b, c and x elements in the group G. In each of the following solve for x in terms of a, b, and c.
alina1380 [7]

Answer:

The answer is x=a^{-1}cb^{-1}.

Step-by-step explanation:

First, it is important to recall that the group law is not commutative in general, so we cannot assume it here. In order to solve the exercise we need to remember the axioms of group, specially the existence of the inverse element, i.e., for each element g\in G there exist another element, denoted by g^{-1} such that gg^{-1}=e, where e stands for the identity element of G.

So, given the equality axb=c we make a left multiplication by a^{-1} and we obtain:

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Now, in the equality xb = a^{-1}c we make a right multiplication by b^{-1}, and we obtain

xbb^{-1} = a^{-1}cb^{-1}.

Recall that bb^{-1}=e and xe=x. Therefore,

x=a^{-1}cb^{-1}.

6 0
3 years ago
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